<template>
	<view>
		<view class="goods-list">
			<view v-for="(goods, i) in goodsList" :key="i" @click="gotoDetail(goods)"><my-goods :goods="goods"></my-goods></view>
		</view>
	</view>
</template>

<script>
export default {
	data() {
		return {
			//请求参数对象
			queryObj: {
				query: '',
				cid: '',
				pagenum: 1,
				pagesize: 10
			},
			goodsList: [],
			total: 0,
			//节流阀
			isloading: false
		};
	},
	onLoad(options) {
		console.log(options);
		this.queryObj.query = options.query || '';
		this.queryObj.cid = options.cid || '';

		this.getGoodsList();
	},
	methods: {
		//获取商品列表数据的方法
		async getGoodsList(cb) {
			//打开节流阀
			this.isloading = true;
			const { data: res } = await uni.$http.get('/api/public/v1/goods/search', this.queryObj);
			//关闭节流阀
			this.isloading = false;

			cb && cb();
			if (res.meta.status !== 200) return uni.$showMsg();
			this.goodsList = [...this.goodsList, ...res.message.goods];
			this.total = res.message.total;
		},
		gotoDetail(goods) {
			uni.navigateTo({
				url: '/subpkg/goods_detail/goods_detail?goods_id=' + goods.goods_id
			});
		}
	},
	onReachBottom() {
		if (this.queryObj.pagenum * this.queryObj.pagesize >= this.total) return uni.$showMsg('数据加载完毕');

		if (this.isloading) return;
		//让页码值子增加1
		this.queryObj.pagenum += 1;
		this.getGoodsList();
	},
	onPullDownRefresh() {
		this.queryObj.pagenum = 1;
		this.total = 0;
		this.isloading = false;

		this.goodsList = [];

		//重新发起数据请求

		this.getGoodsList(() => {
			uni.stopPullDownRefresh();
		});
	}
};
</script>

<style lang="less"></style>
